Vaccine efficacy

File Photo: A member of the medical staff holds a vial of the Oxford-AstraZeneca COVID-19 vaccine at the Foch hospital in Suresnes, near Paris, France, February 8, 2021. REUTERS/Benoit Tessier
Coronavirus chronicle

AstraZeneca vaccine could get WHO emergency approval by mid-February

In a joint briefing with the WHO’s SAGE expert panel on immunisation officials recommended the shot should be widely used emphasising that its benefits outweigh any risks

Technicians work at Healthcare Maintenance Organisation (HMO) Maccabi's coronavirus disease (COVID-19) public laboratory, performing diverse and numerous tests, in Rehovot, Israel February 9, 2021. REUTERS/Ammar Awad
Coronavirus chronicle

Vaccine vs variant: Promising data in Israel's race to defeat pandemic

FILE PHOTO: Vials with AstraZeneca's coronavirus disease (COVID-19) vaccine are seen at the vaccination centre in the Newcastle Eagles Community Arena, in Newcastle upon Tyne, Britain, January 30, 2021. REUTERS/Lee Smith
Coronavirus chronicle

UK considers booster jab to combat South African Covid variant

File Photo of 19 coronavirus vaccine/Reuters
Coronavirus chronicle

Fresh data show toll South African virus variant takes on vaccine efficacy

Photo/Collected
Coronavirus chronicle

J&J vaccine adds to Covid-19 armoury, includes South African variant

Photo: Collected
Coronavirus chronicle

Severe reaction to Moderna vaccine ‘rare’: US study

FILE PHOTO: Vials with a sticker reading "Covid-19/Coronavirus vaccine/Injection only" and a syringe are seen in front of a displayed Moderna logo in this illustration taken October 31, 2020. REUTERS/Dado Ruvic/Illustration/File Photo
Coronavirus chronicle

Moderna says possible allergic reactions to Covid-19 vaccine under investigation

Moderna says Covid-19 vaccine immunity to stay at least a year
Coronavirus chronicle

Moderna says Covid-19 vaccine immunity to stay at least a year

The vaccine allegedly "stimulates broad antibody and T cell functions Photo: Medical Xpress
Coronavirus chronicle

Astra-Oxford vaccine: What's been said about dosage and efficacy